/*
 * Copyright (C) 2009 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.example.ddakji;

import java.io.IOException;

import android.annotation.TargetApi;
import android.app.Activity;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.content.Context;
import android.content.Intent;
import android.hardware.Camera;
import android.hardware.Sensor;
import android.hardware.SensorEvent;
import android.hardware.SensorEventListener;
import android.hardware.SensorManager;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.os.Vibrator;
import android.util.Log;
import android.view.KeyEvent;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup.LayoutParams;
import android.view.Window;
import android.view.animation.AccelerateInterpolator;
import android.view.animation.Animation;
import android.view.animation.Animation.AnimationListener;
import android.view.animation.AnimationUtils;
import android.view.animation.DecelerateInterpolator;
import android.view.inputmethod.EditorInfo;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageSwitcher;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.ViewSwitcher;

/**
 * This is the main Activity that displays the current chat session.
 */
public class BluetoothChat extends Activity implements SensorEventListener{ 
    /*//////////////////////////
///////20120204/////////
/////Shim sang woo/////
////////G-sensor/////////
*///////////////////////////	  
	
	Vibrator vibrator;
	
    private long lastTime; 
    private float speed; 
    private float lastX; 
    private float lastY; 
    private float lastZ; 
    private float x, y, z; 

    private static final int SHAKE_THRESHOLD = 800; 
    @SuppressWarnings("deprecation")
	private static final int DATA_X = SensorManager.DATA_X; 
    @SuppressWarnings("deprecation")
	private static final int DATA_Y = SensorManager.DATA_Y; 
    @SuppressWarnings("deprecation")
	private static final int DATA_Z = SensorManager.DATA_Z; 

    private SensorManager sensorManager; 
    private Sensor accelerormeterSensor;
 
    boolean cap = false;
    
    public static String IMAGE_FILE = "capture.jpg";
    
    CameraSurfaceView cameraView;
    
    //TextView text1, text2, text3;
    
    /*//////////////////////////
///////20120204/////////
/////Shim sang woo/////
////////G-sensor/////////
*///////////////////////////	  


    /* ��ġ�� �ִϸ��̼� 13-02-04
     * START ��ư�� ������ �ΰ��� ����� �ִϸ��̼� (������, Ʈ��)�� ���ÿ� ���۽�Ű�� ���ÿ� �����Ų��*/
    ImageSwitcher switcher; 
	Handler iHandler = new Handler();
	ImageThread thread; //������ �ִϸ��̼��� ������ ������
	
	boolean running; 
	float duration = 10; //ù ������ ���۰�
	
	Animation_Class animation_class = new Animation_Class();
    /* ��ġ�� �ִϸ��̼� 13-02-04
     * START ��ư�� ������ �ΰ��� ����� �ִϸ��̼� (������, Ʈ��)�� ���ÿ� ���۽�Ű�� ���ÿ� �����Ų��*/
	
	
    // Debugging
    private static final String TAG = "BluetoothChat";
    private static final boolean D = true;

    // Message types sent from the BluetoothChatService Handler
    public static final int MESSAGE_STATE_CHANGE = 1;
    public static final int MESSAGE_READ = 2;
    public static final int MESSAGE_WRITE = 3;
    public static final int MESSAGE_DEVICE_NAME = 4;
    public static final int MESSAGE_TOAST = 5;

    // Key names received from the BluetoothChatService Handler
    public static final String DEVICE_NAME = "device_name";
    public static final String TOAST = "toast";

    // Intent request codes
    private static final int REQUEST_CONNECT_DEVICE_SECURE = 1;
    private static final int REQUEST_CONNECT_DEVICE_INSECURE = 2;
    private static final int REQUEST_ENABLE_BT = 3;

    // Layout Views
    private TextView mTitle;
    private ListView mConversationView;
    private EditText mOutEditText;
    private Button mSendButton;

    // Name of the connected device
    private String mConnectedDeviceName = null;
    // Array adapter for the conversation thread
    private ArrayAdapter<String> mConversationArrayAdapter;
    // String buffer for outgoing messages
    private StringBuffer mOutStringBuffer;
    // Local Bluetooth adapter
    private BluetoothAdapter mBluetoothAdapter = null;
    // Member object for the chat services
    private BluetoothChatService mChatService = null;

    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        if(D) Log.e(TAG, "+++ ON CREATE +++");

        // Set up the window layout
        requestWindowFeature(Window.FEATURE_CUSTOM_TITLE);
        setContentView(R.layout.main);
        getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.custom_title);

        // Set up the custom title
        mTitle = (TextView) findViewById(R.id.title_left_text);
        mTitle.setText(R.string.app_name);
        mTitle = (TextView) findViewById(R.id.title_right_text);

        // Get local Bluetooth adapter
        mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter();

        // If the adapter is null, then Bluetooth is not supported
        if (mBluetoothAdapter == null) {
            Toast.makeText(this, "������� ���Ұ�", Toast.LENGTH_LONG).show();
            finish();
            return;
        }
        
        /*//////////////////////////
  ///////20120204/////////
  /////Shim sang woo/////
  ////////G-sensor/////////
  *///////////////////////////	  
        vibrator = (Vibrator)getSystemService(Context.VIBRATOR_SERVICE);	//진동?�용
        
        sensorManager = (SensorManager) getSystemService(SENSOR_SERVICE); 
        accelerormeterSensor = sensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);
        
       // text1 = (TextView)findViewById(R.id.textView1);
       // text2 = (TextView)findViewById(R.id.textView2);
        //text3 = (TextView)findViewById(R.id.textView3);
        /*//////////////////////////
  ///////20120204/////////
  /////Shim sang woo/////
  ////////G-sensor/////////
  *///////////////////////////	
        
        
        /* ��ġ�� �ִϸ��̼� 13-02-04
         * START ��ư�� ������ �ΰ��� ����� �ִϸ��̼� (������, Ʈ��)�� ���ÿ� ���۽�Ű�� ���ÿ� �����Ų��*/
        switcher = (ImageSwitcher) findViewById(R.id.switcher);
		switcher.setVisibility(View.VISIBLE);

switcher.setFactory(new ViewSwitcher.ViewFactory(){
	public View makeView() {
		ImageView imageView = new ImageView(getApplicationContext());
		//imageView.setBackgroundColor(0xFF000000);
		imageView.setScaleType(ImageView.ScaleType.CENTER_INSIDE);
		imageView.setLayoutParams(new ImageSwitcher.LayoutParams(
				LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT));
		return imageView;
	}
});

switcher.setImageResource(R.drawable.ddak1); //ùȭ�鿡 ���� ù������ �����

/* ��ġ�� �ִϸ��̼� 13-02-04
 * START ��ư�� ������ �ΰ��� ����� �ִϸ��̼� (������, Ʈ��)�� ���ÿ� ���۽�Ű�� ���ÿ� �����Ų��*/




    }

    @TargetApi(5)
	@Override
    public void onStart() {
        super.onStart();
        if(D) Log.e(TAG, "++ ON START ++");
        /*//////////////////////////
  ///////20120204/////////
  /////Shim sang woo/////
  ////////G-sensor/////////
  *///////////////////////////	
        if (accelerormeterSensor != null) 
            sensorManager.registerListener(this, accelerormeterSensor, 
                    SensorManager.SENSOR_DELAY_GAME); 
        /*//////////////////////////
  ///////20120204/////////
  /////Shim sang woo/////
  ////////G-sensor/////////
  *///////////////////////////	
        // If BT is not on, request that it be enabled.
        // setupChat() will then be called during onActivityResult
        if (!mBluetoothAdapter.isEnabled()) {
            Intent enableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
            startActivityForResult(enableIntent, REQUEST_ENABLE_BT);
        // Otherwise, setup the chat session
        } else {
            if (mChatService == null) setupChat();
        }
    }

    @Override
    public synchronized void onResume() {
        super.onResume();
        if(D) Log.e(TAG, "+ ON RESUME +");

        // Performing this check in onResume() covers the case in which BT was
        // not enabled during onStart(), so we were paused to enable it...
        // onResume() will be called when ACTION_REQUEST_ENABLE activity returns.
        if (mChatService != null) {
            // Only if the state is STATE_NONE, do we know that we haven't started already
            if (mChatService.getState() == BluetoothChatService.STATE_NONE) {
              // Start the Bluetooth chat services
              mChatService.start();
            }
        }
    }

    @TargetApi(3)
	private void setupChat() {
        Log.d(TAG, "setupChat()");

        // Initialize the array adapter for the conversation thread
        mConversationArrayAdapter = new ArrayAdapter<String>(this, R.layout.message);
        mConversationView = (ListView) findViewById(R.id.in);
        mConversationView.setAdapter(mConversationArrayAdapter);

        // Initialize the compose field with a listener for the return key
        mOutEditText = (EditText) findViewById(R.id.edit_text_out);
        mOutEditText.setOnEditorActionListener(mWriteListener);

        // Initialize the send button with a listener that for click events
        mSendButton = (Button) findViewById(R.id.button_send);
        mSendButton.setOnClickListener(new OnClickListener() {
            public void onClick(View v) {
                // Send a message using content of the edit text widget
                TextView view = (TextView) findViewById(R.id.edit_text_out);
                String message = view.getText().toString();
                sendMessage(message);
            }
        });

        // Initialize the BluetoothChatService to perform bluetooth connections
        mChatService = new BluetoothChatService(this, mHandler);

        // Initialize the buffer for outgoing messages
        mOutStringBuffer = new StringBuffer("");
    }

    @Override
    public synchronized void onPause() {
        super.onPause();
        if(D) Log.e(TAG, "- ON PAUSE -");
    }

    @Override
    public void onStop() {
        super.onStop();
        if(D) Log.e(TAG, "-- ON STOP --");
        /*//////////////////////////
  ///////20120204/////////
  /////Shim sang woo/////
  ////////G-sensor/////////
  *///////////////////////////	
        if (sensorManager != null) 
            sensorManager.unregisterListener(this); 
        /*//////////////////////////
  ///////20120204/////////
  /////Shim sang woo/////
  ////////G-sensor/////////
  *///////////////////////////	
    }

    @Override
    public void onDestroy() {
        super.onDestroy();
        // Stop the Bluetooth chat services
        if (mChatService != null) mChatService.stop();
        if(D) Log.e(TAG, "--- ON DESTROY ---");
    }

    @TargetApi(5)
	private void ensureDiscoverable() {
        if(D) Log.d(TAG, "ensure discoverable");
        if (mBluetoothAdapter.getScanMode() !=
            BluetoothAdapter.SCAN_MODE_CONNECTABLE_DISCOVERABLE) {
            Intent discoverableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_DISCOVERABLE);
            discoverableIntent.putExtra(BluetoothAdapter.EXTRA_DISCOVERABLE_DURATION, 300);
            startActivity(discoverableIntent);
        }
    }

    /**
     * Sends a message.
     * @param message  A string of text to send.
     */
    private void sendMessage(String message) {
        // Check that we're actually connected before trying anything
        if (mChatService.getState() != BluetoothChatService.STATE_CONNECTED) {
            Toast.makeText(this, R.string.not_connected, Toast.LENGTH_SHORT).show();
            return;
        }

        // Check that there's actually something to send
        if (message.length() > 0) {
            // Get the message bytes and tell the BluetoothChatService to write
            byte[] send = message.getBytes();
            mChatService.write(send);

            // Reset out string buffer to zero and clear the edit text field
            mOutStringBuffer.setLength(0);
            mOutEditText.setText(mOutStringBuffer);
        }
    }

    // The action listener for the EditText widget, to listen for the return key
    private TextView.OnEditorActionListener mWriteListener =
        new TextView.OnEditorActionListener() {
        public boolean onEditorAction(TextView view, int actionId, KeyEvent event) {
            // If the action is a key-up event on the return key, send the message
            if (actionId == EditorInfo.IME_NULL && event.getAction() == KeyEvent.ACTION_UP) {
                String message = view.getText().toString();
                sendMessage(message);
            }
            if(D) Log.i(TAG, "END onEditorAction");
            return true;
        }
    };

    // The Handler that gets information back from the BluetoothChatService
    private final Handler mHandler = new Handler() {
        @Override
        public void handleMessage(Message msg) {
            switch (msg.what) {
            case MESSAGE_STATE_CHANGE:
                if(D) Log.i(TAG, "MESSAGE_STATE_CHANGE: " + msg.arg1);
                switch (msg.arg1) {
                case BluetoothChatService.STATE_CONNECTED:
                    mTitle.setText(R.string.title_connected_to);
                    mTitle.append(mConnectedDeviceName);
                    mConversationArrayAdapter.clear();
                    break;
                case BluetoothChatService.STATE_CONNECTING:
                    mTitle.setText(R.string.title_connecting);
                    break;
                case BluetoothChatService.STATE_LISTEN:
                case BluetoothChatService.STATE_NONE:
                    mTitle.setText(R.string.title_not_connected);
                    break;
                }
                break;
            case MESSAGE_WRITE:
                byte[] writeBuf = (byte[]) msg.obj;
                // construct a string from the buffer
                String writeMessage = new String(writeBuf);
                mConversationArrayAdapter.add("��:  " + writeMessage);
				Click_Event();
                break;
            case MESSAGE_READ:
                byte[] readBuf = (byte[]) msg.obj;
                // construct a string from the valid bytes in the buffer
                String readMessage = new String(readBuf, 0, msg.arg1);
                mConversationArrayAdapter.add(mConnectedDeviceName+":  " + readMessage);
				Click_Event();
                break;
            case MESSAGE_DEVICE_NAME:
                // save the connected device's name
                mConnectedDeviceName = msg.getData().getString(DEVICE_NAME);
                Toast.makeText(getApplicationContext(), "Connected to "
                               + mConnectedDeviceName, Toast.LENGTH_SHORT).show();
                break;
            case MESSAGE_TOAST:
                Toast.makeText(getApplicationContext(), msg.getData().getString(TOAST),
                               Toast.LENGTH_SHORT).show();
                break;
            }
        }
    };

    public void onActivityResult(int requestCode, int resultCode, Intent data) {
        if(D) Log.d(TAG, "onActivityResult " + resultCode);
        switch (requestCode) {
        case REQUEST_CONNECT_DEVICE_SECURE:
            // When DeviceListActivity returns with a device to connect
            if (resultCode == Activity.RESULT_OK) {
                connectDevice(data, true);
            }
            break;
        case REQUEST_CONNECT_DEVICE_INSECURE:
            // When DeviceListActivity returns with a device to connect
            if (resultCode == Activity.RESULT_OK) {
                connectDevice(data, false);
            }
            break;
        case REQUEST_ENABLE_BT:
            // When the request to enable Bluetooth returns
            if (resultCode == Activity.RESULT_OK) {
                // Bluetooth is now enabled, so set up a chat session
                setupChat();
            } else {
                // User did not enable Bluetooth or an error occured
                Log.d(TAG, "BT not enabled");
                Toast.makeText(this, R.string.bt_not_enabled_leaving, Toast.LENGTH_SHORT).show();
                finish();
            }
        }
    }

    @TargetApi(5)
	private void connectDevice(Intent data, boolean secure) {
        // Get the device MAC address
        String address = data.getExtras()
            .getString(DeviceListActivity.EXTRA_DEVICE_ADDRESS);
        // Get the BLuetoothDevice object
        BluetoothDevice device = mBluetoothAdapter.getRemoteDevice(address);
        // Attempt to connect to the device
        mChatService.connect(device, secure);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        MenuInflater inflater = getMenuInflater();
        inflater.inflate(R.menu.option_menu, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        Intent serverIntent = null;
        switch (item.getItemId()) {
        case R.id.secure_connect_scan:
            // Launch the DeviceListActivity to see devices and do scan
            serverIntent = new Intent(this, DeviceListActivity.class);
            startActivityForResult(serverIntent, REQUEST_CONNECT_DEVICE_SECURE);
            return true;
        case R.id.insecure_connect_scan:
            // Launch the DeviceListActivity to see devices and do scan
            serverIntent = new Intent(this, DeviceListActivity.class);
            startActivityForResult(serverIntent, REQUEST_CONNECT_DEVICE_INSECURE);
            return true;
        case R.id.discoverable:
            // Ensure this device is discoverable by others
            ensureDiscoverable();
            return true;
        }
        return false;
    }

    
    
    
    
    /*//////////////////////////
///////20120204/////////
/////Shim sang woo/////
////////G-sensor/////////
*///////////////////////////	
    @Override 
    public void onAccuracyChanged(Sensor sensor, int accuracy) { 
    } 

    
    @SuppressWarnings("deprecation")
	@Override 
    public void onSensorChanged(SensorEvent event) { 

        if (event.sensor.getType() == Sensor.TYPE_ACCELEROMETER) { 
            long currentTime = System.currentTimeMillis(); 
            long gabOfTime = (currentTime - lastTime); 

            x = event.values[SensorManager.DATA_X]; 
            y = event.values[SensorManager.DATA_Y]; 
            z = event.values[SensorManager.DATA_Z]; 
            speed = Math.abs(x + y + z - lastX - lastY - lastZ) / gabOfTime * 10000;
            
            //text1.setText(""+x);
            //text2.setText(""+y);
            //text3.setText(""+z);
            
            if (gabOfTime > 90&&z>7) {
                lastTime = currentTime; 
                if (speed > SHAKE_THRESHOLD&& speed > 2300) { 
                	cap = true;
                	Toast.makeText(getApplicationContext(),""+speed,Toast.LENGTH_SHORT).show();	
                	//?�재 �?�� 빠�???메소???�행 => 멈춘 ???�행?�로 교체
                }
                else if(speed<1300&&cap){
                	cap=false;	
                	try {
						Thread.sleep(30);
						vibrator.vibrate((long)speed/3);//?�깐 ?�린?? 
						duration = (long)speed/30;
						sendMessage(""+(long)speed/3);
						
					} catch (InterruptedException e) {
						// TODO Auto-generated catch block
						e.printStackTrace();
					}
                	/*
                	cameraView.capture(new Camera.PictureCallback() {
                        public void onPictureTaken(byte[] data, Camera camera) {
                        	
                            try {
                                Bitmap bitmap = BitmapFactory.decodeByteArray(data, 0, data.length);
                                String outUriStr = MediaStore.Images.Media.insertImage(getContentResolver(),bitmap, "Captured Image", "Captured Image using Camera.");
                                
                                if (outUriStr == null) {
                                    Log.d("SampleCapture", "Image insert failed.");
                                    return;
                                } else {
                                    Uri outUri = Uri.parse(outUriStr);
                                    sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, outUri));
                                }
                                Toast.makeText(getApplicationContext(), "?�진촬영 ?�료", Toast.LENGTH_LONG).show();
                                camera.startPreview();
                            } catch (Exception e) {
                                Log.e("SampleCapture", "Failed to insert image.", e);
                            }
                        	camera.startPreview();
                        }
                    });*/
                }
                lastX = event.values[DATA_X]; 
                lastY = event.values[DATA_Y]; 
                lastZ = event.values[DATA_Z]; 
            } 
        } 
    }  
    
    public class CameraSurfaceView extends SurfaceView implements SurfaceHolder.Callback{
    	
    	private SurfaceHolder mHolder;
    	private Camera camera = null;
    	
    	@SuppressWarnings("deprecation")
    	public CameraSurfaceView(Context context) {
    		super(context);
    		// TODO Auto-generated constructor stub
    		
    		mHolder = getHolder();
    		mHolder.addCallback(this);
    		mHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
    	}

    	@Override
    	public void surfaceCreated(SurfaceHolder holder) {
    		// TODO Auto-generated method stub
    		camera = Camera.open();
    		
    		try {
    			camera.setPreviewDisplay(mHolder);
    		} catch (IOException e) {
    			// TODO Auto-generated catch block
    			e.printStackTrace();
    		}
    	}

    	@Override
    	public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {
    		// TODO Auto-generated method stub
    		camera.startPreview();
    	}
    	
    	@Override
    	public void surfaceDestroyed(SurfaceHolder holder) {
    		// TODO Auto-generated method stub
    		camera.stopPreview();
    		camera = null;
    	}
    	
    	public boolean capture(Camera.PictureCallback handler){
    		if(camera !=null){
    			camera.takePicture(null, null, handler);
    			return true;
    		}else{
    			return false;
    		}
    	}
    }
}
    /*//////////////////////////
///////20120204/////////
/////Shim sang woo/////
////////G-sensor/////////
*///////////////////////////	
    